After researching why humans have white scleras when most primates have dark scleras, I stumbled upon the cooperative eye hypothesis. It proposed that white scleras may have evolved on behalf that it ...

Often do I hear people speaking of how the domestic house cats are more friendly, less ferocious, less savage-like, and smarter and/or than their distinct but equivalent feline-species friends, like ...

I noticed that my cat which is only 6 months old has started stretching its body from time to time. Then I thought that this motion doesn't seem very natural from another cat's viewpoint, so my cat ...

Many breeds of domestic dogs seem to like burying food, presumably in preparation for leaner times.
Assuming that dogs evolved from animals similar to the modern wolves through a mix of natural and ...

I'm wondering for how long a raven can stay continuously airborne, if strained to do so? If it makes a difference, I'm mostly interested in the Common raven, Corvus corax. Are there for instance any ...

Winter Moth (Operophtera brumata) is a small brachypterous (females have stunned wings - unable to fly) moth which places eggs on thick branches.
I would like to know which abiotic and biotic factors ...

I used to have too many pigeons in house. If by chance one of the baby falls out of the nest we used to put it back using gloves.
Usually, if we touch them with bare hands, the other pigeons usually ...

Note: Please tell me to re-post this in Cogsci or pets if this doesn't belong here.
Hello All,
I want to know how dogs or other domesticated animals differentiate between normal chat and a command. ...

I've seen videos of hundreds of birds flying in the same general direction but creating incredible patterns in the sky seemingly instantaneously! How do they all know in what direction to turn at the ...

Are animals able to plan hunts, give tasks if they do it in groups and fulfil it adapted to the current situation? Do they use unique tactics for special circumstances (e.g. based on experiences) or ...

People often say, including those with extensive knowledge in biology, that a certain species of animal will evolve in one way or another:
1.From changing environments.
2.Mutations.
3.Possibly even ...

For example monkeys/apes only eat part of a fruit and then throw the rest. Cats (big and small species) only eat some parts of their prey and then they abandon it.
Humans on the contrary leave as few ...

I'm investigating how hierarchical groups of a larger organization with a common goal tend to come to conflict with one another over time. As you decompose a large group (for example a corporation), ...

E.g. you can see a lot of videos where cats are smashing some mouse or spider on an ipad, but I have never seen it with a dog. I have a dog myself and I know that he sometimes responds to the sounds ...

And how do we know whether they do or not?
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If sleep is a physiological need, it seems weird that we become unable to fulfill on demand even in the absence of any obvious physical issues. We would ...